2011 Allison 1000 SERIES, TRUCK DELIVERY, Transmission Assys, Fits to: Workhorse Custom Chassis W62, (Used) 2010 Allison (AT), TRANSMISSION ASSEMBLY- Model: 1000 Series, Serial Number: 311022777, Part Number: 29550024, Reference images for condition For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921., Serial# 311022777, Truck Year 2011, VIN 5B4LFG2E7B3446540 5B4LFG2E7B3446540